To structure this portion of the note, you can use another mnemonic: OLD CHARTS, as in what would you find if you looked at the patient's old chart. 1  Onset. 2  Location. 3  Duration. 4  CHaracter (sharp, dull, etc) 5  Alleviating/Aggravating factors. 6  Radiation. 7  Temporal pattern (every morning, all day, etc) 8  Symptoms associated.
Rat urine poses such a significant health risk that Abolish Pest Control recommends the use of biohazard suits, complete with gloves and respirators, when removing it. Waste removal experts focus on attics as the main nesting area, using vacuum cleaners equipped with special filters.
Full Answer. Cats are natural predators to mice, so most rodents have adapted to avoid places that smell like cat urine. Cat urine smells strongly of ammonia, so for a natural repellent, ammonia is the most effective. Less noxious but also effective are peppermint oil, mothballs and fabric softener sheets.